Here's a dead simple note "app" - it's a single html file using CSS and JavaScript, a whopping 62 lines. Uses content editable and localStorage.
Demo: https://mkaz.github.io/browser-pad/
Source: https://github.com/mkaz/browser-pad/ - though I suppose you can just view source on demo too
That works too, for sure. I’ve paid special attention to certain features like how task creation works in Markdown with Ephe. Would love for you to give it a try.
Nice one! Although it doesn't seem to save newlines on refresh.
You can also create a writing space in your browser using a data URL, paste the following into your address bar and boom! instant editor. You can bookmark it and will always be available.
``` data:text/html, <html contenteditable> ```
Plus bonus ephemeral, close the tab and your notes are gone with them. Here's an old post with examples using data URL adding style: https://news.ycombinator.com/item?id=6005295